LAM RESEARCH CORP — Director's Dealing 2018

Feb 13, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LAM RESEARCH CORP (LRCX)
CIK: 0000707549
Period of Report: 2018-02-09

Reporting Person: ARCHER TIMOTHY (President and COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-02-09	Common Stock	M	32568	$165.87	Acquired	100467	Direct
2018-02-09	Common Stock	F	15256	$165.87	Disposed	85211	Direct
2018-02-09	Common Stock	F	2870	$165.87	Disposed	82341	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-02-09	Market-based Performance Restricted Stock Unit	$0.0	M	21712	Acquired		Common Stock (21712.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	4437.072	Indirect
Common Stock	524.262	Indirect

Footnotes

F1: On 2/11/15, the Reporting Person received a target grant of 21,712 Market-based Performance Restricted Stock Units vesting between 0% and 150% on 2/11/18. The performance of this award was based on the Lam Research Total Shareholder Return performance relative to the Philadelphia Semiconductor Sector Index Total Shareholder Return during the performance period of 2/2/15 to 2/1/18. The performance payout was approved at 150% of target.

F2: Amount reported includes shares subject to unvested Restricted Stock Units.

F3: These Market-based Performance Restricted Stock Units vest between 0% and 150% on 2/11/18. The performance of this award is based on the Lam Research Total Shareholder Return performance relative to the Philadelphia Semiconductor Sector Index Total Shareholder Return during the performance period of 2/2/15 to 2/1/18.